#include <stdio.h>

int main() 
{
    printf("     *********    *********    \n");
    printf("   *************************   \n");
    printf(" ***************************** \n");
    printf("  ***************************  \n");
    printf("   *************************   \n");
    printf("     *********************     \n");
    printf("      ******************       \n");
    printf("       ****************        \n");
    printf("        **************         \n");
    printf("         ************          \n");
    printf("           *********           \n");
    printf("             *****             \n");     
    printf("              ***              \n");
    printf("               *               \n");

    return 0;
}